Dilations as Matrices

Using a matrices to dilate shapes

Scalar matrix multiplication can be represented geometrically as a dilation of a shape on the Cartesian plane.

Apply a dilation of 2 from the origin to the triangle below. Use Scalar Matrix Multiplication to find the coordinates of the vertex.

Matrix dialation

Matrices #8 and #9 are equal. They have the same dimensions and equal corresponding entries.

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